:root{--paper:#f7f7ef;--white:#fff;--ink:#152d32;--muted:#63716f;--line:#dfe3da;--navy:#10262b;--navy-light:#18353b;--mint:#b9efd0;--green:#246b49;--green-pale:#ebf6ed;--amber:#9b531f;--amber-pale:#fcf1e5;--mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;--sans:"Pretendard","Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{cursor:not-allowed}button,a,summary{touch-action:manipulation}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #5c9af2;outline-offset:5px}button:focus:not(:focus-visible),a:focus:not(:focus-visible){outline:none}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{word-break:keep-all}p{word-break:keep-all;overflow-wrap:break-word}svg{display:block;flex-shrink:0}button{border:0}code{font-family:var(--mono)}[hidden]{display:none!important}.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.page-width{width:min(1240px,calc(100% - 96px));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;left:16px;top:12px;transform:translateY(-180%);opacity:0;pointer-events:none;background:var(--navy);color:var(--white);padding:12px 18px;z-index:20}.skip-link:focus{transform:translateY(0);opacity:1;pointer-events:auto}
.site-header{border-bottom:1px solid var(--line)}.header-inner{height:83px;display:flex;align-items:center;justify-content:space-between}.wordmark{display:inline-flex;gap:11px;align-items:center;font-size:22px;letter-spacing:-.85px;font-weight:500;white-space:nowrap}.wordmark strong{font-weight:750}.brand-icon{width:33px;height:33px;fill:var(--paper);stroke:var(--ink);stroke-width:2}.header-inner nav{display:flex;gap:32px;align-items:center;font-size:13px;font-weight:600}.header-inner nav a{display:flex;align-items:center;gap:8px}.header-inner nav a:hover{color:var(--green)}.header-inner .icon{width:16px;height:16px}.source-link{padding:9px 0}.hero{padding-block:65px 63px;display:grid;grid-template-columns:1.16fr 1fr;gap:64px;align-items:center}.eyebrow{font-size:11px;letter-spacing:1.7px;font-weight:700;line-height:1.5}.hero .eyebrow{display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.6px}.small-line{width:23px;height:2px;background:var(--green)}h1{font-size:clamp(35px,3.9vw,54px);font-weight:750;line-height:1.28;letter-spacing:-2.7px;margin-top:19px}h1 span{color:var(--green)}.hero-description{font-size:15px;color:#5c6966;line-height:1.85;margin-top:23px;letter-spacing:-.35px}.hero-description strong{font-weight:650;color:var(--ink)}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:49px;padding:13px 20px;font-size:14px;font-weight:700;border-radius:5px;line-height:1.5;transition:background-color .15s,transform .15s}.button-dark{background:var(--navy);color:var(--paper)}.button-dark:hover{background:#25494e}.hero-cta{margin-top:27px;min-width:187px;justify-content:space-between}.hero-cta .icon{width:17px;height:17px}.hero-note{font-size:11px;color:var(--muted);margin-top:13px;letter-spacing:.05px}.concept{background:#edf0e7;border:1px solid #e0e5d8;border-radius:8px;padding:22px 27px 0;align-self:center;position:relative;margin-top:13px}.concept-caption{display:flex;justify-content:space-between;font-size:9px;font-family:var(--mono);letter-spacing:1px;color:#6d7970;gap:12px}.concept-caption span:last-child{font-family:var(--sans);letter-spacing:0}.concept-grid{display:grid;grid-template-columns:minmax(0,1fr) 61px minmax(0,1fr);padding-top:34px}.concept-code{border:1px solid #bac6b4;background:#f9faf4;border-radius:5px;box-shadow:0 5px 0 #dde4d6;overflow:hidden}.concept-code-header{display:flex;align-items:center;gap:5px;font-size:10px;padding:10px 10px 8px;border-bottom:1px solid #e1e6da;white-space:nowrap}.concept-code-header b{margin-left:auto;font-family:var(--mono);font-weight:500;background:#e5ebdd;display:grid;place-items:center;width:23px;height:23px;font-size:12px;border-radius:3px}.mini-dot{width:5px;height:5px;border-radius:50%;background:#98a28d}.code-lines{display:grid;gap:8px;padding:20px 16px 22px}.code-lines i{display:block;width:72%;height:4px;border-radius:1px;background:#b7c5ae}.code-lines i:nth-child(2){margin-left:11px;width:79%;background:#759577}.code-lines i:nth-child(3){margin-left:11px;width:54%}.code-lines i:nth-child(4){width:32%}.code-b .code-lines i:nth-child(2){background:#bf9669;position:relative}.code-b .code-lines i:nth-child(2):after{content:"+";position:absolute;left:-11px;top:-6px;color:var(--amber);font-size:11px;font-family:var(--mono)}.concept-test{display:flex;align-items:center;gap:6px;border-top:1px solid #e1e6da;padding:10px 11px;font-size:10px;color:#486b4a}.concept-test .icon{width:13px;height:13px}.code-b .concept-test{color:var(--amber)}.question-mark{font-weight:700;font-size:12px;margin-inline:3px}.concept-connection{display:flex;align-items:center;justify-content:center;flex-direction:column;padding-bottom:6px;color:#768371}.concept-connection span{font-size:9px}.concept-connection svg{width:45px;height:26px;stroke:#99a790;fill:none;stroke-width:1.4}.concept-guard{grid-column:1/-1;display:flex;justify-content:center;align-items:center;height:54px;padding-inline:calc(25% - 16px);position:relative}.guard-symbol{width:35px;height:35px;display:grid;place-items:center;border:1px solid #98af8e;flex-shrink:0;border-radius:50%;background:#edf0e7;z-index:1;color:#567550}.guard-symbol .icon{width:18px;height:18px}.guard-line{height:33px;flex:1;border-left:1px solid #a8b5a1;border-bottom:1px solid #a8b5a1;align-self:flex-start}.guard-line:last-child{border-left:0;border-right:1px solid #a8b5a1}.concept-conclusion{grid-column:1/-1;text-align:center;font-size:17px;line-height:1.65;letter-spacing:-.4px;color:#596a55;margin-top:5px;margin-bottom:27px}.concept-conclusion strong{color:var(--ink);font-weight:700}.concept-bottom{border-top:1px solid #d4ddcb;font-family:var(--mono);font-size:8px;letter-spacing:.9px;display:flex;justify-content:space-between;padding:12px 0;color:#697b5e;gap:4px}
.workspace-section{background:var(--navy);color:var(--paper);padding:45px 0 27px}.workspace-heading{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:27px}.workspace-heading .eyebrow{color:var(--mint);font-size:10px;letter-spacing:1.8px;margin-bottom:9px}.workspace-heading h2{font-size:28px;letter-spacing:-1.1px;font-weight:650;line-height:1.4}.scope-intro{font-size:12px;line-height:1.9;color:#afbfba}.scope-intro strong{font-weight:400;color:#dce6df}.workbench{display:grid;grid-template-columns:302px minmax(0,1fr);border:1px solid #3e5554;border-radius:8px;overflow:hidden;background:var(--navy-light)}.scenario-panel{padding:24px 21px 20px;display:flex;flex-direction:column;min-width:0}.panel-label{display:flex;gap:10px;align-items:center}.panel-label h3{font-size:13px;font-weight:650;letter-spacing:-.3px}.step-number{font-family:var(--mono);font-size:10px;color:#adc2b9;letter-spacing:.6px}.scenario-panel>.panel-label{margin:0 2px 19px}.scenario-options{display:grid;gap:9px}.scenario-button{display:flex;align-items:center;width:100%;gap:11px;padding:15px 12px;border:1px solid #45605f;background:transparent;border-radius:5px;color:#e6ede7;text-align:left;transition:background-color .15s,border-color .15s}.scenario-button>span:nth-child(2){min-width:0}.scenario-button strong{display:block;font-size:13px;font-weight:600;letter-spacing:-.3px;line-height:1.55}.scenario-button small{display:block;font-size:10px;color:#a0b7af;margin-top:3px;letter-spacing:-.1px}.scenario-order{display:grid;place-items:center;border:1px solid #5a6f68;border-radius:3px;width:25px;height:28px;font-family:var(--mono);font-size:11px;flex-shrink:0;color:#b5c9bd}.selection-dot{margin-left:auto;width:12px;height:12px;border:1px solid #738b7d;flex-shrink:0;border-radius:50%}.scenario-button:hover{background:#264943;border-color:#8faf9f}.scenario-button.is-selected{background:#28493e;border-color:var(--mint)}.scenario-button.is-selected .scenario-order{color:var(--mint);border-color:#72917c}.scenario-button.is-selected .selection-dot{border:3px solid #28493e;background:var(--mint);outline:1px solid var(--mint)}.scenario-button.is-selected strong{color:#d7f4dc}.scenario-button.is-selected small{color:#bdd4c1}.scenario-button:disabled{opacity:.6}.scenario-context{margin:24px 2px 25px}.context-label{font-size:10px;color:#acbfb4;margin-bottom:8px}.scenario-context>p:last-child{font-size:12px;line-height:1.85;color:#d4dfd6;letter-spacing:-.1px;min-height:67px}.button-mint{background:var(--mint);color:#163b30;width:100%;padding:13px 15px;gap:8px}.button-mint:hover{background:#d4fade}.button-mint:disabled{opacity:.75}.button-mint .icon{width:18px;height:18px}.button-arrow{margin-left:auto;font-size:20px;line-height:20px;font-weight:400}.execution-note{text-align:center;font-size:10px;color:#a3b7ad;margin-top:11px}.fixture-note{display:flex;gap:9px;align-items:flex-start;border-top:1px solid #3b5450;margin-top:30px;padding-top:19px;color:#afc3b9;font-size:10px;line-height:1.8}.fixture-note .icon{width:15px;height:15px;margin-top:2px}.output-panel{background:#fdfdf7;color:var(--ink);display:flex;flex-direction:column;min-width:0;min-height:587px}.output-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:19px 26px;border-bottom:1px solid var(--line);min-height:64px}.output-toolbar .step-number{color:#7d8c7d}.icon-button{display:flex;align-items:center;gap:6px;color:#677463;background:transparent;padding:5px 0 5px 9px;font-size:11px;min-height:30px}.icon-button .icon{width:14px;height:14px}.icon-button:hover{color:var(--ink)}.icon-button:disabled{opacity:.4}.empty-panel,.loading-panel,.error-panel{flex:1;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:44px 30px 0;min-height:454px}.empty-graph{display:flex;align-items:center;justify-content:center;width:244px;max-width:100%;margin-bottom:25px}.empty-node{width:45px;height:45px;display:grid;place-items:center;border:1px solid #cdd8c8;background:#f7f9f1;border-radius:7px;color:#8d9f86;flex-shrink:0}.empty-node .icon{width:21px;height:21px}.empty-center{background:#e4eedb;border-color:#adbe9f;color:#628553}.empty-wire{width:50px;height:1px;background:#c3cfbb;position:relative}.empty-wire:after{content:"";width:5px;height:5px;position:absolute;top:-2px;left:50%;border-radius:50%;background:#b5c7a9}.empty-eyebrow{font-family:var(--mono);font-size:9px;color:#7b8c70;letter-spacing:1.4px;margin-bottom:10px}.empty-panel h3,.loading-panel h3,.error-panel h3{font-size:20px;letter-spacing:-.8px;font-weight:650;line-height:1.5}.empty-panel>p:not(.empty-eyebrow),.loading-panel>p:not(.empty-eyebrow),.error-panel>p:not(.empty-eyebrow){font-size:12px;color:#7b8477;line-height:1.9;margin-top:11px}.empty-panel strong{font-weight:600;color:#56654f}.not-run-label{font-size:10px;letter-spacing:.2px;padding:5px 10px;background:#edf1e8;color:#7b8a70;border-radius:3px;margin-top:20px}.empty-footer{margin-top:auto;padding:37px 0 19px;display:flex;gap:24px;font-size:10px;color:#8d9985;flex-wrap:wrap;justify-content:center}.empty-footer span{display:flex;align-items:center;gap:7px}.empty-footer span:before{content:"";width:3px;height:3px;background:#aabc9f;border-radius:50%}.output-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 25px;border-top:1px solid var(--line);background:#f4f6ee;min-height:60px;margin-top:auto}.output-footer p{font-size:10px;line-height:1.7;color:#71806b}.download-button{display:flex;align-items:center;gap:6px;background:#fff;border:1px solid #c7d1bf;border-radius:4px;color:#37562b;padding:8px 11px;font-size:10px;font-weight:650;flex-shrink:0;white-space:nowrap}.download-button .icon{width:13px;height:13px}.download-button:hover:enabled{background:#e7efdf}.download-button:disabled{color:#919d88;border-color:#d9e0d2;background:transparent;opacity:.72}.workspace-footnote{display:flex;gap:7px;justify-content:center;align-items:center;color:#9db0a9;font-size:10px;line-height:1.8;margin-top:19px}.workspace-footnote .icon{width:13px;height:13px}.loading-panel{padding-bottom:55px}.loading-spinner{width:35px;height:35px;border:2px solid #d3e2c9;border-top-color:var(--green);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:24px}.loading-panel .loading-hint{font-size:10px!important;color:#8b9b7f!important;margin-top:24px!important}.error-panel{padding-bottom:32px}.error-symbol{display:grid;place-items:center;width:40px;height:40px;color:var(--amber);border:1px solid #dbb58c;background:var(--amber-pale);border-radius:50%;font:24px var(--mono);margin-bottom:20px}.error-panel .button{font-size:12px;min-height:41px;margin-top:24px}.error-panel .button .icon{width:16px;height:16px}.error-panel .error-note{font-size:10px!important}.result-panel{min-width:0}.result-banner{padding:24px 26px 21px;display:flex;gap:13px;background:var(--amber-pale);border-bottom:1px solid #edddc8;color:#835122}.result-banner.is-promoted{background:var(--green-pale);border-color:#cfdfca;color:#37613a}.result-symbol{font:17px var(--mono);width:30px;height:30px;display:grid;place-items:center;border:1px solid currentColor;border-radius:50%;flex-shrink:0;margin-top:3px}.result-eyebrow{font-family:var(--mono);font-size:9px;letter-spacing:1.2px;line-height:1.5;margin-bottom:4px}.result-banner h3{font-size:22px;font-weight:700;line-height:1.4;letter-spacing:-.8px}.result-banner p:last-child{font-size:11px;line-height:1.75;margin-top:6px;max-width:630px}.result-content{padding:22px 26px 0}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:10px}.section-heading h4,.checks-heading h4{font-size:12px;letter-spacing:-.25px;font-weight:650}.match-label{font-size:10px;color:var(--green)}.match-label.is-mismatch{color:var(--amber)}.version-comparison{display:grid;grid-template-columns:minmax(0,1fr) 33px minmax(0,1fr);border:1px solid #dce2d3;background:#f4f7ed;border-radius:4px;align-items:center;padding:13px 16px;gap:7px}.version-comparison>div{display:flex;flex-direction:column;gap:3px}.version-comparison>div>span{font-size:10px;color:#66755d}.version-comparison code{font-size:18px;letter-spacing:.2px;color:#315434;line-height:1.65}.version-comparison small{font-size:9px;color:#849078}.version-operator{font-family:var(--mono);font-size:22px;color:#769261;text-align:center}.version-comparison.is-mismatch{background:#fcf7ef;border-color:#eadbc7}.version-comparison.is-mismatch code{color:#816134}.version-comparison.is-mismatch .version-operator{color:#ad8149}.checks-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:21px;margin-bottom:5px}.checks-heading>span{font-size:9px;color:#89917f}.checks-list{list-style:none;margin:0;padding:0}.check-row{display:grid;grid-template-columns:18px minmax(0,1fr) auto;align-items:start;gap:8px;padding:9px 0;border-bottom:1px solid #e5e9de}.check-row:last-child{border-bottom:0}.check-dot{border-radius:50%;width:15px;height:15px;background:#e4efdd;color:#5e8349;display:grid;place-items:center;font-size:10px;margin-top:2px;font-family:var(--mono)}.check-row[data-status="blocked"] .check-dot{color:#945b26;background:#f4e6d3}.check-row[data-status="skipped"] .check-dot{color:#8e9586;background:#ebeee6}.check-description{display:flex;align-items:baseline;flex-wrap:wrap;gap:3px 10px}.check-name{font-size:11px;font-weight:600;line-height:1.7}.check-detail{font-size:10px;color:#78846e;line-height:1.75}.check-status{font-size:9px;color:#668551;white-space:nowrap;padding-top:1px}.check-row[data-status="blocked"] .check-status{color:var(--amber)}.check-row[data-status="skipped"] .check-status{color:#929986}.accepted-heading{margin-top:18px}.subtle-label{font-size:9px;color:#7a876e}.accepted-flow{display:grid;grid-template-columns:minmax(0,1fr) 17px minmax(0,1fr) 17px minmax(0,1fr);align-items:center;gap:8px;padding:12px 13px;background:#eff2e8;border-radius:4px}.accepted-flow>div{display:flex;flex-direction:column;gap:5px;min-width:0}.accepted-flow span:not(.flow-arrow){font-size:9px;color:#78836c}.accepted-flow code{font-size:12px;color:#485e3d;overflow-wrap:anywhere}.flow-arrow{font-size:15px;color:#a1ad94}.evidence-details{margin-top:17px;border-top:1px solid var(--line)}.evidence-details summary{display:flex;align-items:center;justify-content:space-between;font-size:10px;color:#718163;cursor:pointer;padding:13px 0;list-style:none;gap:12px;min-height:45px}.evidence-details summary::-webkit-details-marker,.scope-details summary::-webkit-details-marker{display:none}.evidence-details summary .icon{width:14px;height:14px;transition:transform .15s}.evidence-details[open] summary .icon,.scope-details[open]>summary>.icon{transform:rotate(180deg)}.evidence-list{margin:0 0 17px;font-size:10px;border-top:1px dashed var(--line);padding-top:12px}.evidence-list>div{display:grid;grid-template-columns:105px minmax(0,1fr);gap:9px;margin-block:7px}.evidence-list dt{color:#7c8b70}.evidence-list dd{margin:0;min-width:0;overflow-wrap:anywhere;color:#536749;font-family:var(--mono);line-height:1.75}.evidence-list dd a{text-decoration:underline;text-underline-offset:3px}
.explanation{padding-block:64px 48px;display:grid;grid-template-columns:1fr 1.08fr;gap:90px}.explanation .eyebrow{font-size:9px;color:#6b8062;margin-bottom:15px;letter-spacing:1.45px}.explanation h2{font-size:29px;line-height:1.5;letter-spacing:-1.3px;font-weight:650}.explanation-intro>p:last-child{font-size:12px;line-height:1.9;color:#7a8372;margin-top:16px}.mechanism-list{list-style:none;margin:0;padding:0}.mechanism-list li{display:flex;gap:21px;border-bottom:1px solid var(--line);padding:17px 0}.mechanism-list li:first-child{padding-top:0}.mechanism-list li:last-child{border-bottom:0;padding-bottom:0}.mechanism-list li>span{font-family:var(--mono);font-size:11px;color:#849674;padding-top:2px}.mechanism-list h3{font-size:14px;letter-spacing:-.3px;font-weight:600}.mechanism-list p{font-size:11px;line-height:1.9;color:#7d8775;margin-top:6px;max-width:410px}.scope-section{padding-bottom:45px}.scope-details{border-top:1px solid #ccd5c3;border-bottom:1px solid #ccd5c3}.scope-details>summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;cursor:pointer;font-size:12px;color:#5b6c50}.scope-details>summary>span{display:flex;align-items:center;gap:9px}.scope-details>summary .icon{width:16px;height:16px}.scope-details-content{padding:0 26px 21px;font-size:11px;color:#6b7a60;line-height:1.9;max-width:940px}.scope-details-content p+p{margin-top:11px}.scope-details-content a{display:inline-flex;align-items:center;gap:5px;text-decoration:underline;text-underline-offset:3px}.scope-details-content a .icon{width:12px;height:12px}.scope-details-content code{font-size:10px}.site-footer{display:flex;align-items:center;gap:24px;padding-bottom:27px;color:#7c8971}.footer-wordmark{font-size:16px;gap:4px;letter-spacing:-.6px;color:#52674a}.site-footer p{font-size:10px}.site-footer>a:last-child{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:10px;color:#5f7553}.site-footer .icon{width:13px;height:13px}.noscript-message{padding:20px;background:#fce9d3;color:#764320;text-align:center;font-size:14px}
@keyframes spin{to{transform:rotate(360deg)}}
@media(min-width:1450px){.hero{gap:95px}.concept{max-width:485px;justify-self:end;width:100%}}
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